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Leases - Narrative (Details) $ in Thousands, ft² in Millions	12 Months Ended
	Oct. 31, 2020 USD ($) ft²	Nov. 02, 2019 USD ($)	Nov. 03, 2018 USD ($)	Oct. 31, 2017 USD ($)
Lessee, Lease, Description [Line Items]
Area leased (in sq ft) \| ft²	1.3
Remaining lease term (up to)	12 years
Extension term (up to)	10 years
Termination period (up to)	6 years
Restructuring reserve	$ 2,915	$ 15,143	$ 3,847	$ 2,939
ROU assets that involve subleased or vacant space	$ 5,000
Facility Closing, Vacated Office Space
Lessee, Lease, Description [Line Items]
Restructuring reserve		$ 11,100